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Effect of the composition of the binder on the mechanical indexes of microplastics made from Lavsan fibre
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Impregnating Lavsan (polyester) fibers with oligourethane acrylate binder was shown to increase the strength, thermal stability, and dimensional stability of composite microplastic specimens, with higher binder content reducing crystallite disorientation. This polymer composite fabrication study is unrelated to environmental microplastic pollution or associated health risks.
Impregnation of Lavsan fibres not only increases the strength characteristics and thermal stability of samples of microplastics but also increases the dimensional stability of the fibres on heating. The structural analysis of disorientation of the crystallites in the Lavsan fibres in microplastics shows that increasing the oligourethane acrylate (OUA) content decreases the disorientation of the crystallites, which also explains the course of the shrinkage curves relative to the texture axis.
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